Added a configure check for sa_sigaction member of struct sigaction.

[dump.git] / dump / dump.8.in

diff --git a/dump/dump.8.in b/dump/dump.8.in
index 469ff1b3b82282e9ee299bf827d25f72d957ff9e..54f8251c028df83231f439a29a100db00e1051f8 100644 (file)
--- a/dump/dump.8.in
+++ b/dump/dump.8.in
@@ -30,7 +30,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"    $Id: dump.8.in,v 1.11 2000/02/04 20:22:21 stelian Exp $
+.\"    $Id: dump.8.in,v 1.16 2000/08/19 23:48:10 stelian Exp $
 .\"
 .Dd __DATE__
 .Dt DUMP 8
@@ -44,23 +44,14 @@
 .Op Fl B Ar records
 .Op Fl b Ar blocksize
 .Op Fl d Ar density
+.Op Fl e Ar inode number
 .Op Fl f Ar file
+.Op Fl F Ar script
 .Op Fl h Ar level
 .Op Fl L Ar label
 .Op Fl s Ar feet
 .Op Fl T Ar date
-.Ar filesystem
-.Nm dump
-.Op Fl 0123456789ackMnSu
-.Op Fl B Ar records
-.Op Fl b Ar blocksize
-.Op Fl d Ar density
-.Op Fl f Ar file
-.Op Fl h Ar level
-.Op Fl L Ar label
-.Op Fl s Ar feet
-.Op Fl T Ar date
-.Ar directory
+.Ar file-to-dump
 .Nm dump
 .Op Fl W Li \&| Fl w
 .Pp
@@ -95,6 +86,16 @@ block count options below.
 By default, the same output file name is used for each volume
 after prompting the operator to change media.
 .Pp
+.Ar file-to-dump
+is either a mountpoint of a filesystem
+or a directory to be backed up as a subset of a filesystem.
+In the former case, either the path to a mounted filesystem
+or the device of an unmounted filesystem can be used.
+In the latter case, certain restrictions are placed on the backup:
+.Fl u
+is not allowed and the only dump level that is supported is
+.Fl 0 .
+.Pp
 The following options are supported by
 .Nm Ns :
 .Bl -tag -width Ds
@@ -134,6 +135,7 @@ without having problems later with
 Therefore
 .Nm dump
 will constrain writes to MAXBSIZE.
+The default blocksize is 10.
 .It Fl c
 Change the defaults for use with a cartridge tape drive, with a density
 of 8000 bpi, and a length of 1700 feet.
@@ -190,6 +192,21 @@ program is
 .Pa /etc/rmt ;
 this can be overridden by the environment variable
 .Ev RMT .
+.It Fl F Ar script
+Run script at the end of each tape. The device name and the
+current volume number are passed on the command line.
+The script must return 0 if 
+.Nm
+should continue without asking the user to change the tape, 1 if 
+.Nm
+dump should continue but ask the user to change the tape. 
+Any other exit code will cause
+.Nm
+to abort.
+For security reasons,
+.Nm
+reverts back to the real user ID and the real group ID before 
+running the script.
 .It Fl k
 Use Kerberos authentication to talk to remote tape servers.  (Only
 available if this option was enabled when